An anonymous reader writes: VeriSign and NetMesh are making the case for OpenID, the grass-roots, decentralized digital identity system already supported by LiveJournal, Six Apart, Technorati, VeriSign and many startups, reportedly growing 5% every single week. They say OpenID "is fundamentally different from other identity technologies" because it is a "fully decentralized system" and has a "much lighter cost structure" than any alternative, like Microsoft Passport, CardSpace or Liberty Alliance.

Time to remove username and password from your site and add OpenID libraries instead, so visitors can authenticate with their blog URL?